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Date: 2013-01-22 15:11:42 Digital line graph USGS DEM Digital elevation model Topography Elevation United States Geological Survey Stereoplotter Universal Transverse Mercator coordinate system Quadrangle Cartography Physical geography Geography		DATA USERS GUIDES 1: 2: 3: 4: Add to Reading List Source URL: agdc.usgs.gov Download Document from Source Website File Size: 677,37 KB Share Document on Facebook

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